import { Injectable, NestInterceptor, CallHandler, ExecutionContext } from '@nestjs/common';
import { map } from 'rxjs/operators';
import { Observable } from 'rxjs';
interface Response<T> {
	data: T;
}
@Injectable()
export class TransformInterceptor<T> implements NestInterceptor<T, Response<T>> {
	intercept(context: ExecutionContext, next: CallHandler<T>): Observable<Response<T>> {
		return next.handle().pipe(
			map((data) => {
				return {
					data,
					code: 200,
					success: true,
					message: '请求成功',
				};
			}),
		);
	}
}
